Personally, I think the first floor says: kittens are difficult to train, but adult cats will be easier. ""no! ! ! ! ! ! `````````````````````````` Cats should be raised from an early age `````````````````````````` `````````````````````````````````````````` ``````````````````````````````````````````````````````````````````````` On the first day, its range of activities can only be in the toilet. It can only eat and drink. After Lazar goes to the toilet, he will automatically go to the toilet. Then, according to the upstairs, "find a basin and fill it with sand." You hold the cat and scratch the sand in the basin with your claws. "It urinates in the basin when it goes to the toilet." The next day, its range of activities will expand. It was released on the third day and the fourth day. In this way, its missed detection rate will be lower. "I have kept cats for seven years, and all three cats have kept them like this. I remember that dogs have to be trained since childhood, so that they are very good.